HCID 53802068, compound → HCID 54063000, compound

Participants

Reaction Steps

In the same manner as described in Example 66, 0.12 g of ethyl [7-ethyl-1-[[2'-(N-triphenylmethyl-tetrazol- 5-yl)biphenyl-4-yl]methyl]-1H-pyrazolo[1,5-b][1,2,4]triazol-2-yl]acetate (compound 76a) and 1.11 g of ethyl [7-ethyl-5-[[2'-(N-triphenylmethyl-tetrazol-5-yl)biphenyl-4-yl]methyl]-5H-pyrazolo[1,5-b][1,2,4]triazol-2-yl]acetate (compound 76b) were obtained from 0.53 g of ethyl [7-ethyl-1H-pyrazolo[1,5-b][1,2,4]triazol-2-yl]acetate.

Provenance & Evidence